diff options
Diffstat (limited to 'ospfd/ospf_lsdb.h')
| -rw-r--r-- | ospfd/ospf_lsdb.h | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/ospfd/ospf_lsdb.h b/ospfd/ospf_lsdb.h index 34344b3b..dba1236a 100644 --- a/ospfd/ospf_lsdb.h +++ b/ospfd/ospf_lsdb.h @@ -42,8 +42,9 @@ struct ospf_lsdb }; /* Macros. */ -#define LSDB_LOOP(T,N,L) \ - for ((N) = route_top ((T)); ((N)); ((N)) = route_next ((N))) \ +#define LSDB_LOOP(T,N,L) \ + if ((T) != NULL) \ + for ((N) = route_top ((T)); ((N)); ((N)) = route_next ((N))) \ if (((L) = (N)->info)) #define ROUTER_LSDB(A) ((A)->lsdb->type[OSPF_ROUTER_LSA].db) |